package db

import (
	"fmt"
	"github.com/spf13/viper"
	"gorm.io/driver/postgres"
	"gorm.io/gorm"
	"log"
)

func connectPostgres() *gorm.DB {

	dsn := createPostgresDSN()

	connection, err := gorm.Open(postgres.Open(dsn), &gorm.Config{})

	if err != nil {
		log.Fatal("Could not connect to Database", err)
	}

	return connection
}

func createPostgresDSN() string {
	dsn := fmt.Sprintf(
		"host=%s user=%s password=%s dbname=%s port=%d sslmode=%s TimeZone=%s",
		viper.GetString("db.host"),
		viper.GetString("db.user"),
		viper.GetString("db.password"),
		viper.GetString("db.name"),
		viper.GetInt("db.port"),
		viper.GetString("db.sslmode"),
		viper.GetString("db.timezone"),
	)
	return dsn
}